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ספרים בחינם

Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology

Anonymous · 2005

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Clocks and watches -- Escapements

עוד של Anonymous